INDEX. 



Ill 



PAGB 



Fossil Ungulates from New Mexico 638 



Fossils in Trap-Rock 124 



French People, Food-Rations of the 508 



Fresh-Water Mollusks. (Illustrated) 563 



Frogs hatched under Colored Glass 639 



Fulgurites 249 



Gar-Pike 759 



Gelatine, its Dietetic Value 249 



Geographical Work of 1874 218 



Glaciers of Norway 458 



" Ancient, of the Sierra Nevada 762 



Glass, Toughened 505 



" Tempered. (Illustrated) 554 



Gopher, The Prairie 637 



Grasshopper Dinners 759 



Grasshoppers, where do they belong ? 507 



Grove, W. R., Sketch of. (Portrait) 363 



Hail in Spray of Yosemite Fall 763 



Hands and Feet, Muscular Structure of 757 



Hardwicke, Robert 252 



Heat evolved by Friction of Ice 504 



Hemlock, Poisoning by 250 



Higher Education 402 



Hilgard, Prof., Sketch of. (Portrait) 617 



Horses' Ribs 214 



House- Ventilation 596 



Houses for Laborers 635 



Ice-Travel 468 



Iceland, Volcanoes in 630 



Idiocy, Equine 639 



Infirmities of Speech 463 



Infusoria, Antiseptics and 253 



Instinct and Intelligence ...... ^ 653 



Insulation of Lightning-Rods 378 



Intelligence of Animals 121 



International Weather Reports 506 



Iowa Meteor. (Illustrated) 588 



Iron and Steel, Testing 377 



Jute, Cultivation of, in the South 127 



" Knox the Incomparable " 621 



Laborers' Houses 635 



Lactometry and Morals 110 



Languages, are they Institutions ? 142 



Light, Mechanical Action of. (Ill ustrated) 683 



" of Flames, Cause of. 696 



Lightning, Mechanical Power of 488 



" in an Electric Clock 379 



